Paulo-Martins · October 29, 2017 18:56 · Mar 15, 2015 · Mar 15, 2015 · Mar 15, 2015 · Mar 15, 2015
diff --git a/package.json b/package.json
@@ -6,8 +6,8 @@
   "scripts": {
     "test": ""
   },
-  "author": "",
-  "license": "ISC",
+  "author": "Saophalkun Ponlu",
+  "license": "The MIT License (MIT)",
   "dependencies": {
     "body-parser": "^1.12.0",
     "connect-flash": "^0.1.1",

diff --git a/package.json b/package.json
@@ -0,0 +1,19 @@
+{
+  "name": "password-local",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": ""
+  },
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "body-parser": "^1.12.0",
+    "connect-flash": "^0.1.1",
+    "express": "^4.12.2",
+    "express-session": "^1.10.3",
+    "passport": "^0.2.1",
+    "passport-local": "^1.0.0"
+  }
+}
diff --git a/express-passport-local.md b/express-passport-local.md
@@ -8,7 +8,7 @@
 
 ## Install required packages
 
-```bash
+```shell
     npm install --save express
     npm install --save connect-flash
     npm install --save express-session

diff --git a/express-passport-local.md b/express-passport-local.md
@@ -8,7 +8,7 @@
 
 ## Install required packages
 
-```
+```bash
     npm install --save express
     npm install --save connect-flash
     npm install --save express-session

diff --git a/express-passport-local.md b/express-passport-local.md
@@ -1,6 +1,6 @@
 ## Setup the project folder
 
-```
+```shell
     mkdir passport-local
     npm init
     # Use default values for npm init prompts

diff --git a/express-passport-local.md b/express-passport-local.md
@@ -1,14 +1,14 @@
 ## Setup the project folder
 
-``
+```
     mkdir passport-local
     npm init
     # Use default values for npm init prompts
-``
+```
 
 ## Install required packages
 
-``
+```
     npm install --save express
     npm install --save connect-flash
     npm install --save express-session
@@ -17,13 +17,13 @@
 
     npm install --save passport
     npm install --save passport-local
-``
+```
 
 ## Create authentication module
 
 In the root folder create a file called "auth.js" with the following content.
 
-``
+```javascript
     var passport = require('passport'),
         LocalStrategy = require('passport-local').Strategy,
         user = { // This a hard-coded user
@@ -59,13 +59,13 @@ In the root folder create a file called "auth.js" with the following content.
     });
 
     module.exports = passport;
-``
+```
 
 ## Create app module
 
 In the root folder create a file called "app.js" with the following content.
 
-``
+```javascript
     var express = require('express'),
         app = express(),
         session = require('express-session'),
@@ -136,4 +136,4 @@ In the root folder create a file called "app.js" with the following content.
 
         console.log('Server running on http://127.0.0.1:%s', port);
     });
-``
+```
diff --git a/express-passport-local.md b/express-passport-local.md
@@ -23,7 +23,7 @@
 
 In the root folder create a file called "auth.js" with the following content.
 
-``js
+``
     var passport = require('passport'),
         LocalStrategy = require('passport-local').Strategy,
         user = { // This a hard-coded user
@@ -65,7 +65,7 @@ In the root folder create a file called "auth.js" with the following content.
 
 In the root folder create a file called "app.js" with the following content.
 
-``js
+``
     var express = require('express'),
         app = express(),
         session = require('express-session'),

diff --git a/express-passport-local.md b/express-passport-local.md
@@ -8,7 +8,7 @@
 
 ## Install required packages
 
-``sh
+``
     npm install --save express
     npm install --save connect-flash
     npm install --save express-session

diff --git a/express-passport-local.md b/express-passport-local.md
@@ -1,6 +1,6 @@
 ## Setup the project folder
 
-``bash
+``
     mkdir passport-local
     npm init
     # Use default values for npm init prompts

diff --git a/express-passport-local.md b/express-passport-local.md
@@ -0,0 +1,139 @@
+## Setup the project folder
+
+``bash
+    mkdir passport-local
+    npm init
+    # Use default values for npm init prompts
+``
+
+## Install required packages
+
+``sh
+    npm install --save express
+    npm install --save connect-flash
+    npm install --save express-session
+    npm install --save body-parser
+    npm install --save cookie-parser
+
+    npm install --save passport
+    npm install --save passport-local
+``
+
+## Create authentication module
+
+In the root folder create a file called "auth.js" with the following content.
+
+``js
+    var passport = require('passport'),
+        LocalStrategy = require('passport-local').Strategy,
+        user = { // This a hard-coded user
+            _id: 1,
+            username: 'john',
+            email: '[email protected]',
+            password: 'password'
+        };
+
+    // Register a login strategy
+    passport.use('login', new LocalStrategy(
+        function(username, password, done) {
+            // This should check again db
+            if(username === user.username && password === user.password) {
+                return done(null, user);
+            }
+            else {
+                done(null, false, { message: 'Invalid username and password.' });
+            }
+        }
+    ));
+
+    // Required for storing user info into session 
+    passport.serializeUser(function(user, done) {
+      done(null, user._id);
+    });
+     
+    // Required for retrieving user from session
+    passport.deserializeUser(function(id, done) {
+        // The user should be queried against db
+        // using the id
+        done(null, user);
+    });
+
+    module.exports = passport;
+``
+
+## Create app module
+
+In the root folder create a file called "app.js" with the following content.
+
+``js
+    var express = require('express'),
+        app = express(),
+        session = require('express-session'),
+        flash = require('connect-flash'),
+        session = require('express-session'),
+        auth = require('./auth.js'),
+        bodyParser = require('body-parser');
+
+    app.use('/', express.static(__dirname + '/public'));
+
+    app.use(session({ 
+        secret: 'some-secret',
+        saveUninitialized: false,
+        resave: true
+    }));
+
+    // For parsing post request's data/body
+    app.use(bodyParser.json());
+    app.use(bodyParser.urlencoded({ extended: false }));
+
+    // Tells app to use password session
+    app.use(auth.initialize());
+    app.use(auth.session());
+
+    app.use(flash());
+
+    // Set up routes
+    app.get('/', function(req, res) {
+        if(req.user) {
+            res.send(
+                '<p>You\'re logged in as <strong>' + req.user.username + '</strong>.</p>'
+                + '<p><a href="/logout">Log out</a></p>'
+            );
+        }
+        else {
+            res.send('<p><a href="/login">Login</a></p>');
+        }
+    });
+
+    app.get('/login', function(req, res) {
+        res.send(
+            '<form action="/login" method="POST">'
+            + '<h2>Login</h2>'
+            + '<p><input name="username"></p>'
+            + '<p><input name="password"></p>'
+            + '<p><input type="submit" value="Login"></p>'
+            + '<p style="color: red;">' + req.flash('error') + '</p>'
+            + '</form>'
+            
+        );
+    });
+
+    app.get('/logout', function(req, res) {
+        req.logout();
+        res.redirect('/');
+    });
+
+    app.post('/login', 
+        auth.authenticate('login', {
+            successRedirect: '/',
+            failureRedirect: '/login',
+            failureFlash: true
+        })
+    );
+
+    var server = app.listen(3000, function() {
+        var port = server.address().port;
+
+        console.log('Server running on http://127.0.0.1:%s', port);
+    });
+``